Challenge Grifo Pro Clincher Gravel Tires milb Bag Material Deniers : Polyester

Bag Material Deniers : Polyester

Power response cover: Microfiber composite leather cover with a soft feel texture

Soft polyknit material with stretch

35mm Fast Black upper tubes

and protective gear

Challenge Grifo Pro Clincher Gravel Tires milb Bag Material Deniers : PolyesterThe best all around cyclocross tire ever created excels in wet or dry, soft packed, rocky and root infested courses, grass, and more The Grifo features fast rolling knobs and a center section that offers excellent pedaling and braking traction This handmade clincher combines a supple, 300TPI SuperPoly casing with natural rubber tread for improved grip, confident cornering, and quick handing. Includes PPS, a Puncture Protection System placed between